destinyculbert4713 destinyculbert4713

05-09-2022
Physics

contestada

Astronomers infer that the universe is expanding because distant galaxies all appear to?

Respuesta :

05-09-2022

Answer:

They appear to recede from our viewpoint.

That is, their emitted spectra are shifted toward the red (red-shift).

The wave-lengths that are received on earth are somewhat longer because of the "Doppler" shift of the receding atoms.

Answer Link

Otras preguntas

In a gas stove, propane (C3H8) is mixed with oxygen gas (O2) from the air and ignited to burn. The products of the reaction are given off as gases and consist p

Helppppppppppppppppppppppp fasttttt

Helppppppppppppppppppppppppppppp Fastttttttttttttttttttttttttttt IIIIIIIIIIIIIIIIIIIIIIIIIIIIII Needdddddddddddddddddddddddddddd Confusedddddddddddddddddddddddd

Why does the rate of a reaction increase when the concentration of reactants is increased?

Which of the following is equivalent to 36^-1/2

Daniel glaser, chairman of the college of san antonio's business department, needs to assign professors to courses next semester. as a criterion for judging

Which is a description of a shogun in feudal Japan? A: Shinto priest B: common soldier C: local lord D: military dictator

Black men fought on different sides of the revolutionary war, largely depending on the region where they lived. how did their regional locations affect african-

A 0.500-l sample of gas is at a pressure of 625 mm hg. what must the pressure be (in atm), at constant temperature, if the volume is changed to 925 ml?

Select the correct inference of the given passage from "The Cask of Amontillado." "The nitre!" I said; "see, it increases. It hangs like moss upon the vaults

Q&A Education